policycoreutils/sepolicy: Define our own cmp()

Fixes:
Traceback (most recent call last):
  File "/usr/lib/python3.5/site-packages/sepolicy/gui.py", line 1447, in stripsort
    return cmp(val1, val2)
NameError: name 'cmp' is not defined

Signed-off-by: Petr Lautrbach <plautrba@redhat.com>
1 file changed